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<pre><span class="sourceLineNo">001</span>package com.github.sarxos.webcam.log;<a name="line.1"></a>
<span class="sourceLineNo">002</span><a name="line.2"></a>
<span class="sourceLineNo">003</span>import java.io.File;<a name="line.3"></a>
<span class="sourceLineNo">004</span>import java.io.FileInputStream;<a name="line.4"></a>
<span class="sourceLineNo">005</span>import java.io.FileNotFoundException;<a name="line.5"></a>
<span class="sourceLineNo">006</span>import java.io.IOException;<a name="line.6"></a>
<span class="sourceLineNo">007</span>import java.io.InputStream;<a name="line.7"></a>
<span class="sourceLineNo">008</span><a name="line.8"></a>
<span class="sourceLineNo">009</span>import org.slf4j.Logger;<a name="line.9"></a>
<span class="sourceLineNo">010</span>import org.slf4j.LoggerFactory;<a name="line.10"></a>
<span class="sourceLineNo">011</span><a name="line.11"></a>
<span class="sourceLineNo">012</span><a name="line.12"></a>
<span class="sourceLineNo">013</span>/**<a name="line.13"></a>
<span class="sourceLineNo">014</span> * Configure loggers.<a name="line.14"></a>
<span class="sourceLineNo">015</span> * <a name="line.15"></a>
<span class="sourceLineNo">016</span> * @author Bartosz Firyn (SarXos)<a name="line.16"></a>
<span class="sourceLineNo">017</span> */<a name="line.17"></a>
<span class="sourceLineNo">018</span>public class WebcamLogConfigurator {<a name="line.18"></a>
<span class="sourceLineNo">019</span><a name="line.19"></a>
<span class="sourceLineNo">020</span>        /**<a name="line.20"></a>
<span class="sourceLineNo">021</span>         * Logger instance.<a name="line.21"></a>
<span class="sourceLineNo">022</span>         */<a name="line.22"></a>
<span class="sourceLineNo">023</span>        private static final Logger LOG = LoggerFactory.getLogger(WebcamLogConfigurator.class);<a name="line.23"></a>
<span class="sourceLineNo">024</span><a name="line.24"></a>
<span class="sourceLineNo">025</span>        /**<a name="line.25"></a>
<span class="sourceLineNo">026</span>         * Configure SLF4J.<a name="line.26"></a>
<span class="sourceLineNo">027</span>         * <a name="line.27"></a>
<span class="sourceLineNo">028</span>         * @param is input stream to logback configuration xml<a name="line.28"></a>
<span class="sourceLineNo">029</span>         */<a name="line.29"></a>
<span class="sourceLineNo">030</span>        public static void configure(InputStream is) {<a name="line.30"></a>
<span class="sourceLineNo">031</span><a name="line.31"></a>
<span class="sourceLineNo">032</span>                ClassLoader cl = Thread.currentThread().getContextClassLoader();<a name="line.32"></a>
<span class="sourceLineNo">033</span><a name="line.33"></a>
<span class="sourceLineNo">034</span>                try {<a name="line.34"></a>
<span class="sourceLineNo">035</span><a name="line.35"></a>
<span class="sourceLineNo">036</span>                        String[] names = {<a name="line.36"></a>
<span class="sourceLineNo">037</span>                                "ch.qos.logback.classic.LoggerContext",<a name="line.37"></a>
<span class="sourceLineNo">038</span>                                "ch.qos.logback.classic.joran.JoranConfigurator",<a name="line.38"></a>
<span class="sourceLineNo">039</span>                        };<a name="line.39"></a>
<span class="sourceLineNo">040</span>                        for (String name : names) {<a name="line.40"></a>
<span class="sourceLineNo">041</span>                                Class.forName(name, false, cl);<a name="line.41"></a>
<span class="sourceLineNo">042</span>                        }<a name="line.42"></a>
<span class="sourceLineNo">043</span><a name="line.43"></a>
<span class="sourceLineNo">044</span>                        ch.qos.logback.classic.LoggerContext context = (ch.qos.logback.classic.LoggerContext) LoggerFactory.getILoggerFactory();<a name="line.44"></a>
<span class="sourceLineNo">045</span>                        ch.qos.logback.classic.joran.JoranConfigurator configurator = new ch.qos.logback.classic.joran.JoranConfigurator();<a name="line.45"></a>
<span class="sourceLineNo">046</span>                        configurator.setContext(context);<a name="line.46"></a>
<span class="sourceLineNo">047</span>                        context.reset();<a name="line.47"></a>
<span class="sourceLineNo">048</span>                        configurator.doConfigure(is);<a name="line.48"></a>
<span class="sourceLineNo">049</span><a name="line.49"></a>
<span class="sourceLineNo">050</span>                } catch (ClassNotFoundException e) {<a name="line.50"></a>
<span class="sourceLineNo">051</span>                        System.err.println("WLogC: Logback JARs are missing in classpath");<a name="line.51"></a>
<span class="sourceLineNo">052</span>                } catch (NoClassDefFoundError e) {<a name="line.52"></a>
<span class="sourceLineNo">053</span>                        System.err.println("WLogC: Logback JARs are missing in classpath");<a name="line.53"></a>
<span class="sourceLineNo">054</span>                } catch (Throwable e) {<a name="line.54"></a>
<span class="sourceLineNo">055</span>                        e.printStackTrace();<a name="line.55"></a>
<span class="sourceLineNo">056</span>                }<a name="line.56"></a>
<span class="sourceLineNo">057</span>        }<a name="line.57"></a>
<span class="sourceLineNo">058</span><a name="line.58"></a>
<span class="sourceLineNo">059</span>        /**<a name="line.59"></a>
<span class="sourceLineNo">060</span>         * Configure SLF4J.<a name="line.60"></a>
<span class="sourceLineNo">061</span>         * <a name="line.61"></a>
<span class="sourceLineNo">062</span>         * @param file logback configuration file<a name="line.62"></a>
<span class="sourceLineNo">063</span>         */<a name="line.63"></a>
<span class="sourceLineNo">064</span>        public static void configure(File file) {<a name="line.64"></a>
<span class="sourceLineNo">065</span>                FileInputStream fis = null;<a name="line.65"></a>
<span class="sourceLineNo">066</span>                try {<a name="line.66"></a>
<span class="sourceLineNo">067</span>                        fis = new FileInputStream(file);<a name="line.67"></a>
<span class="sourceLineNo">068</span>                        configure(fis);<a name="line.68"></a>
<span class="sourceLineNo">069</span>                } catch (FileNotFoundException e) {<a name="line.69"></a>
<span class="sourceLineNo">070</span>                        LOG.error("File not found " + file, e);<a name="line.70"></a>
<span class="sourceLineNo">071</span>                        e.printStackTrace();<a name="line.71"></a>
<span class="sourceLineNo">072</span>                } finally {<a name="line.72"></a>
<span class="sourceLineNo">073</span>                        if (fis != null) {<a name="line.73"></a>
<span class="sourceLineNo">074</span>                                try {<a name="line.74"></a>
<span class="sourceLineNo">075</span>                                        fis.close();<a name="line.75"></a>
<span class="sourceLineNo">076</span>                                } catch (IOException e) {<a name="line.76"></a>
<span class="sourceLineNo">077</span>                                        LOG.error("Cannot close file " + file, e);<a name="line.77"></a>
<span class="sourceLineNo">078</span>                                        e.printStackTrace();<a name="line.78"></a>
<span class="sourceLineNo">079</span>                                }<a name="line.79"></a>
<span class="sourceLineNo">080</span>                        }<a name="line.80"></a>
<span class="sourceLineNo">081</span>                }<a name="line.81"></a>
<span class="sourceLineNo">082</span>        }<a name="line.82"></a>
<span class="sourceLineNo">083</span><a name="line.83"></a>
<span class="sourceLineNo">084</span>        /**<a name="line.84"></a>
<span class="sourceLineNo">085</span>         * Configure SLF4J.<a name="line.85"></a>
<span class="sourceLineNo">086</span>         * <a name="line.86"></a>
<span class="sourceLineNo">087</span>         * @param file logback configuration file path<a name="line.87"></a>
<span class="sourceLineNo">088</span>         */<a name="line.88"></a>
<span class="sourceLineNo">089</span>        public static void configure(String file) {<a name="line.89"></a>
<span class="sourceLineNo">090</span>                configure(new File(file));<a name="line.90"></a>
<span class="sourceLineNo">091</span>        }<a name="line.91"></a>
<span class="sourceLineNo">092</span>}<a name="line.92"></a>




























































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